#include <io.h>
#include <direct.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include<time.h>
#define MAX  256

long total;

int countLines(const char *filename);
void findAllCodes(const char *path);
void findALLFiles(const char *path);

int countLines(const char *filename)
{
      FILE *fp;
      int count = 0;
      int temp;
      
      if ((fp = fopen(filename, "r")) == NULL) 
      {
                      fprintf(stderr, "Can not open the file：%s\n", filename);
                      return 0;
      }
      
      while ((temp = fgetc(fp)) != EOF)
      {
                      if (temp == '\n')
                      {
                                      count++;
                      }
      }
      
      fclose(fp);
      
      return count;
}

void findAllCodes(const char *path)
{
                struct _finddata_t fa;
                long handle;
                char thePath[MAX], target[MAX];
                
                strcpy(thePath, path);
                if((handle = _findfirst(strcat(thePath, "/*.c"), &fa)) != -1L)
                {
                                do
                                {
                                                sprintf(target, "%s/%s", path, fa.name);
                                                total += countLines(target);
                                }while (_findnext(handle, &fa) == 0);
                }
        
                _findclose(handle);
}

void findALLDirs(const char *path)
{
                struct _finddata_t fa;
                long handle;
                char thePath[MAX];
                
                strcpy(thePath, path);
                if((handle = _findfirst(strcat(thePath, "/*"), &fa)) == -1L)
                {
                                fprintf(stderr, "The path %s is wrong!\n",path);
                                return;
                }
        
                do
                {                
                                if (!strcmp(fa.name, ".") || !strcmp(fa.name, ".."))
                                                continue;
                                        
                                if( fa.attrib == _A_SUBDIR)
                                {                
                                                sprintf(thePath, "%s/%s", path, fa.name);
                                                findAllCodes(thePath);
                                                findALLDirs(thePath);
                                }
                }while (_findnext(handle, &fa) == 0);
        
                _findclose(handle);   
}

int main()
{
                char path[MAX] = ".";
                
                printf("计算中...\n");
                
                findAllCodes(path);
                findALLDirs(path);
                
                printf("目前你总共写了 %ld 行代码！\n\n", total);
          //  system("pause");

                struct tm * p;
                time_t t;
                time(&t);
                p = localtime(&t);


                FILE *fp;
                int ch;
                if ((fp = fopen("coderow.txt","a")) == NULL)
                {
                                printf("failed open the file.\n");
                                exit(EXIT_FAILURE);
                }
                fprintf(fp,"\n%d-%d-%d目前你总共写了 %ld 行代码！\n",1900+p->tm_year,1+p->tm_mon,p->tm_mday,total);
                fclose(fp);

                if ((fp = fopen("coderow.txt","r")) == NULL)
                {
                                printf("failed open the file.\n");
                                exit(EXIT_FAILURE);
                }
                while ((ch = getc(fp)) != EOF)
                {
                                putchar(ch);
                }
                fclose(fp);
                
                
                return 0;
}

